Base | Representation |
---|---|
bin | 11011010010001110101101… |
… | …100000010001001000111001 |
3 | 120201212212222110220210221102 |
4 | 123102032231200101020321 |
5 | 111212040001030400441 |
6 | 1103115123500021145 |
7 | 34163466630656411 |
oct | 3322165540211071 |
9 | 521785873823842 |
10 | 120000002200121 |
11 | 3526579593719a |
12 | 11560979b317b5 |
13 | 51c5c4aa1a214 |
14 | 218c061483641 |
15 | dd171e93c69b |
hex | 6d23ad811239 |
120000002200121 has 8 divisors (see below), whose sum is σ = 125838452947080. Its totient is φ = 114274919428992.
The previous prime is 120000002200109. The next prime is 120000002200123. The reversal of 120000002200121 is 121002200000021.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 11683134163600 + 108316868036521 = 3418060^2 + 10407539^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120000002200121 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120000002200123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28341991790 + ... + 28341996023.
It is an arithmetic number, because the mean of its divisors is an integer number (15729806618385).
Almost surely, 2120000002200121 is an apocalyptic number.
It is an amenable number.
120000002200121 is a deficient number, since it is larger than the sum of its proper divisors (5838450746959).
120000002200121 is an equidigital number, since it uses as much as digits as its factorization.
120000002200121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56683987915.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 120000002200121 its reverse (121002200000021), we get a palindrome (241002202200142).
The spelling of 120000002200121 in words is "one hundred twenty trillion, two million, two hundred thousand, one hundred twenty-one".
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